about.java

来自「Game Caro 4 user begginer」· Java 代码 · 共 50 行

import javax.microedition.lcdui.*;


public class About {

    /** Copyright notice */
    private static final String copyright =
	   "This is my fisrt program. \n"
      + "Uses Algorithm  AlphaBeta.\n"      
      + "Write by Nguyen Dinh Nhi .\n"
	  + "Quang Tien, Cumgar, DakLak.";

    /** the previous screen to go back to */
    private Displayable previous;

    /**
     * Do not allow anyone to create this class
     */
    private About() {};

    /**
     * Put up the About box and when the user click ok return
     * to the previous screen.
     * @param display The <code>Display</code> to return to when the
     *                 about screen is dismissed.
     */
    public static void showAbout(Display display) {

	Alert alert = new Alert("About MIDP");
	alert.setTimeout(Alert.FOREVER);
    // Add the copyright
	alert.setString(copyright);

	if (display.numColors() > 2) {
		String icon = (display.isColor()) ? "/icons/tg.jpg":" ";

	    try {
	        Image image = Image.createImage(icon);
		    alert.setImage(image);
	    } catch (java.io.IOException x) {
		// just don't append the image.
	    }
	}
	
	display.setCurrent(alert);
    }

}